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| 单词 | additive genes |
| 释义 | additive genesadditive genesthose in which more than one gene controls a character, with each allele making a definite and measurable contribution towards the character; there is no DOMINANCE between alleles of one gene and no EPISTASIS between different loci (see LOCUS). Many pigment systems are controlled by additive genes, producing a wide spread of variability. |
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